A study suggests that the direct transfer of DNA methylation marks from one generation to the next is much less common than scientists previously thought.

The recent discovery of 17 people who have inherited maternal and paternal lines of mitochondrial DNA has major ramifications for medical and ancestry research.

Researchers identify unique cases in which people inherited mitochondrial DNA not just from their mother but also from their father.

Learning about your own genetic idiosyncrasies comes with complex emotions.

An analysis of 14,000 genomes reveals regions where new mutations are more likely to develop.

Mitochondrial DNA polymerase is necessary for the destruction of paternal mtDNA in fruit fly sperm, scientists show.

This year marks the centennial of Calvin Bridges’s description of nondisjunction as proof that chromosomes are vehicles for inheritance.

Raphael Weldon’s critiques of Mendelian principles were 100 years ahead of his time.

Without a vacuole, cell-cycle progression stalls out in yeast cells.